Analysis

  • max time kernel
    57s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    13/11/2020, 16:20

General

  • Target
    539e372c95fc13ce1a4b1fd1a4e85360ce1e87e33c949e71aa83ea711540a060.dll
  • Size 804KB
  • Sample201113-2ys2nx69qn
  • SHA256 539e372c95fc13ce1a4b1fd1a4e85360ce1e87e33c949e71aa83ea711540a060
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Modifies Installed Components in the registry 2 TTPs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 12 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Checks SCSI registry key(s) 3 TTPs 132 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 22 IoCs
  • Modifies Control Panel 58 IoCs
  • Modifies registry class 293 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 472 IoCs
  • Suspicious use of FindShellTrayWindow 500 IoCs
  • Suspicious use of SendNotifyMessage 271 IoCs
  • Suspicious use of SetWindowsHookEx 33 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\539e372c95fc13ce1a4b1fd1a4e85360ce1e87e33c949e71aa83ea711540a060.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4076
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\539e372c95fc13ce1a4b1fd1a4e85360ce1e87e33c949e71aa83ea711540a060.dll,#1
      2⤵
      • Checks whether UAC is enabled
      • Suspicious behavior: EnumeratesProcesses
      PID:3976
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies Control Panel
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1888
  • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
    1⤵
    • Enumerates system info in registry
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4056
  • C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
    "C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
    1⤵
    • Modifies Control Panel
    • Suspicious use of SetWindowsHookEx
    PID:192
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:3404
  • C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
    "C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
    1⤵
    • Modifies Control Panel
    • Suspicious use of SetWindowsHookEx
    PID:3248
  • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
    1⤵
    • Enumerates system info in registry
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3776
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious use of SendNotifyMessage
    PID:3784
  • C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
    "C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
    1⤵
    • Modifies Control Panel
    • Suspicious use of SetWindowsHookEx
    PID:3920
  • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
    1⤵
    • Enumerates system info in registry
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1816
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies Control Panel
    PID:1280
  • C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
    "C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
    1⤵
    • Modifies Control Panel
    • Suspicious use of SetWindowsHookEx
    PID:2684
  • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
    1⤵
    • Enumerates system info in registry
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3104
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies Control Panel
    • Modifies registry class
    PID:3736
  • C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
    "C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
    1⤵
    • Modifies Control Panel
    • Suspicious use of SetWindowsHookEx
    PID:2724
  • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
    1⤵
    • Enumerates system info in registry
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3936
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies Control Panel
    • Modifies registry class
    PID:3900
  • C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
    "C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
    1⤵
    • Modifies Control Panel
    • Suspicious use of SetWindowsHookEx
    PID:3272
  • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
    1⤵
    • Enumerates system info in registry
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3896
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies Control Panel
    PID:2096
  • C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
    "C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
    1⤵
    • Modifies Control Panel
    • Suspicious use of SetWindowsHookEx
    PID:3480
  • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
    1⤵
    • Enumerates system info in registry
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3432
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies Control Panel
    PID:3220
  • C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
    "C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
    1⤵
    • Modifies Control Panel
    • Suspicious use of SetWindowsHookEx
    PID:3896
  • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
    1⤵
    • Enumerates system info in registry
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:2644
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies Control Panel
    • Modifies registry class
    PID:1836
  • C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
    "C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
    1⤵
    • Modifies Control Panel
    • Suspicious use of SetWindowsHookEx
    PID:3632
  • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
    1⤵
    • Enumerates system info in registry
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3984
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies Control Panel
    • Modifies registry class
    PID:3224
  • C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
    "C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
    1⤵
    • Modifies Control Panel
    • Suspicious use of SetWindowsHookEx
    PID:3452
  • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
    1⤵
    • Enumerates system info in registry
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:556
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies Control Panel
    • Modifies registry class
    PID:656
  • C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
    "C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
    1⤵
    • Modifies Control Panel
    • Suspicious use of SetWindowsHookEx
    PID:4028
  • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
    1⤵
    • Enumerates system info in registry
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:2028
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Enumerates connected drives
    • Modifies Control Panel
    • Modifies registry class
    PID:3912

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/3976-1-0x0000000073D70000-0x0000000073E17000-memory.dmp